0006297: qemu-kvm-0.12.1.2-2.355.el6_4_4.1 has an extra "_4" in the release number

Description

An update to qemu-kvm [1] in CentOS 6.4 was supposed to be 0.12.1.2-2.355.el6_4.1 but has an extra '_4' ( .el6_4_4.1 ). Because of this, the latest security update 0.12.1.2-2.355.el6_4.2 [2,3] is now regarded as "older" by yum/rpm.